<html>
    <head>
        <title>文件上传表单</title>
    </head>
    <body>
        <h3>文件上传：</h3>
        选择一个文件上传: <br />
        <form action="/file_upload" method="post" enctype="multipart/form-data">
            <input type="file" name="image" size="50" />
            <br />
            <input type="submit" value="上传文件" />
        </form>
    </body>
</html>